fix(package.json): Update @ohif/extension-microscopy to 0.0.12

package.json

@@ -80,7 +80,7 @@
     "@babel/runtime": "^7.4.5",
     "@ohif/extension-cornerstone": "0.0.41",
     "@ohif/extension-dicom-html": "0.0.4",
-    "@ohif/extension-dicom-microscopy": "0.0.11",
+    "@ohif/extension-dicom-microscopy": "0.0.12",
     "@ohif/extension-dicom-pdf": "0.0.8",
     "@ohif/extension-vtk": "0.1.5",
     "@ohif/i18n": "0.2.2",